Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Microsoft
Skills you'll gain: Model Optimization, Database Design, Data Warehousing, Data Architecture, Governance
Intermediate · Course · 1 - 3 Months

Universidad Nacional Autónoma de México
Skills you'll gain: R (Software), R Programming, Statistical Programming, Ggplot2, Plot (Graphics), Data Manipulation, Simulations, Statistical Software, Statistical Visualization, grep, Data Processing, Graphing, Programming Principles, Data Import/Export, Exploratory Data Analysis, Data Structures, Software Installation, Package and Software Management
Beginner · Course · 1 - 3 Months

Georgia Institute of Technology
Skills you'll gain: Materials science, Informatics, Data Science, Data Mining, Data Integration, Data Infrastructure, Data Sharing, Manufacturing Processes, Process Engineering, Structural Analysis, Collaborative Software, Statistics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Social Media Marketing, Social Media Strategy, Social Media, Social Media Campaigns, Storytelling, Social Media Content, Social Media Management, Content Performance Analysis, Data-Driven Marketing, Social Media Analytics, Marketing Strategies, Content Creation, Marketing Planning, Digital Brand Strategy, Marketing, Driving engagement, Marketing Strategy and Techniques, Customer Analysis, Web Presence, Business Ethics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), NumPy, Data Wrangling, Data Transformation, Data Manipulation, Data Processing, Pivot Tables And Charts, Data Analysis Software, Data Preprocessing, Data Cleansing, Data Analysis, Numerical Analysis, Statistical Analysis, Data Structures, Descriptive Statistics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Model Architectures, OpenAI, Data Storytelling, Analytics, Prompt Engineering Tools, Dashboard Creation, AI literacy, Data Analysis, Interactive Data Visualization, Data Ethics, Responsible AI, Prompt Engineering, Data Synthesis, Python Programming, Data Processing, SQL, Query Languages
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, IBM Cognos Analytics, Extract, Transform, Load, Database Architecture and Administration, Data Visualization, Database Design, Dashboard Creation, Data Modeling, MySQL, Business Intelligence, Database Management, Data Architecture, Data Visualization Software, Data Pipelines, PostgreSQL, Shell Script, Data Transformation, Business Metrics
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dashboard, Data Storytelling, Tableau Software, Dashboard Creation, Peer Review, Data Presentation, Presentations, Data Visualization, Interactive Data Visualization, Plot (Graphics), Data Cleansing, Business Intelligence, Real Time Data, Data Manipulation, Business Intelligence Software, Data Quality, Data Transformation, Data Integration, Data Analysis, Data Visualization Software
Advanced · Specialization · 1 - 3 Months

Maven Analytics
Skills you'll gain: Prompt Engineering, Generative AI, Google Gemini, ChatGPT, Data Analysis Expressions (DAX), Power BI, Deep Learning, Excel Formulas, Analytics, Google Sheets, AI literacy, Microsoft Excel, Artificial Intelligence, Data Analysis, Python Programming, SQL, Business Intelligence, Data Science, Debugging
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Pandas (Python Package), Data Visualization, Descriptive Statistics, Data Manipulation, Data Transformation, Data Analysis, Statistics, Statistical Analysis, Data Management
Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Graph Theory, Data Structures, Java Programming, Java, Object Oriented Design, Software Design, Algorithms, Theoretical Computer Science, Code Reusability, Object Oriented Programming (OOP), Network Routing, Application Design, Application Development
Intermediate · Course · 1 - 3 Months

Knowledge Accelerators
Skills you'll gain: Power BI, Data Presentation, Dashboard Creation, Microsoft Excel, Dashboard, Excel Formulas, Business Intelligence Software, Data Modeling, Datamaps, Business Reporting, Data Sharing, Data Entry, Data Analysis, Management Reporting, Geospatial Information and Technology, Data Storytelling, Data-Driven Decision-Making, Analytics, Trend Analysis, Data Management
Beginner · Specialization · 3 - 6 Months